MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm hosted on compromised or disposable domains, suggesting it's designed to redirect users to malicious sites. The presence of numerous unknown URLs further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://tokyoto.pl/UserFiles/file/refuwulobitubijovidudijuv.pdf
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160739892bfee8---81706087846.pdf
- http://adamlegal.com/userfiles/file/pafuxenelekanamut.pdf
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/3c603d32d4d93c2c07f376430df46468/kejudomunotigib.pdf
- http://turnyras.lt/Files/file/dosuvepopunexagukidotedox.pdf
- https://beaszemin.com/files/kovepurekokimunejapapasum.pdf
- http://bellsazshihtzu.com/clients/878694/File/18572589637.pdf
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/2138ad145e6d7b368dbebd445853b75a/35835328029.pdf
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1609f8d6192701---jivifiguw.pdf
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd8005c3a50---sewabima.pdf
- https://advancedbusiness.co/wp-content/plugins/super-forms/uploads/php/files/f544d2294848d9b45ac67541c96fc26b/63061730689.pdf
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1609464ff60c71---vukinixe.pdf
- https://fnb-concepts.com/images/uploads/files/naduzodejopaki.pdf
- https://www.perfumista.co.uk/wp-content/plugins/super-forms/uploads/php/files/0d8f336683a83349aeb7c581c78e2f3a/tufoxitakuronafenorulaf.pdf
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/ejnhssamd0hidpcshdkv24ul7d/13475566079.pdf
- http://crystal-lamp.ru/uploads/files/95418257556.pdf
- http://kuhomania.ru/ckfinder/userfiles/files/jatemuvubewoz.pdf
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/d9dc24899a844c798d44a84dc7f4b988/vobovukurotu.pdf
- https://limpjet.com.br/wp-content/plugins/super-forms/uploads/php/files/6f9c1c96d0d68a1692f2983c9c1e0994/9994654252.pdf
- https://autosaloncenter.com/uploads/file/xopazepukubavudasem.pdf
- http://dansecyr.ca/pdf/file/59537873622.pdf
- http://randoquad72.fr/userfiles/file/21017241957.pdf
- http://berbun.com/user_img/file/janixexerigabojonufosuv.pdf
- https://eyetracking.pl/userfiles/file/85717224092.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=famous+sheldon+cooper+quotes
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ee2f.binface5edb06ec3fcfcb366a7fd5caba5ef1e52e8d2b203563553a2f5fecdf130c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE2F | 16912 bytes |
font_01_sfnt_off000119fe.bin9d055a4df27989b8ec82ba49409c3c503b1f8dfd1ddef8579e40ccc2fba3528a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119FE | 10912 bytes |
font_02_sfnt_off000132d8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132D8 | 16792 bytes |
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